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Round|Natural|IGI

3.00ct I SI2 Round Natural Diamond

EX • I/SI2 • IGI 812622417

Shape and cutting style on the report: Round brilliant

Certificate IGI 812622417

Diamond specifications and retailer prices

From $30,768 NZD
$17,341 USD
As of October 30, 2026
Save $10,956 NZD (26%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $52,548 NZD at MOH London · As of October 19, 2026
View at MOH London

About this 3ct natural round diamond

This 3ct natural round sits in the three to five carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 812622417. Listed at 11 retailers as of October 30, 2026, with a 36% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.00
Carat
I
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36.2°
Pavilion angle41°
OriginNatural
Grading LabIGI
CertificateIGI 812622417
Dimensions9.07 × 9.19 × 5.73 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
9.07 mm9.19 mm3.00 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI 812622417
Side View
Table 59.0%Crown 36.2°Girdle: MED-STKPavilion 41°CuletDepth 62.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $52,548 NZD|Low: $30,768 NZD|High: $52,898 NZD|Avg: $38,086 NZD|+16.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 7$30,768 NZD
Retailer 9$32,694 NZD
Retailer 3$33,647 NZD
Retailer 8$35,756 NZD
Retailer 4$37,408 NZD
Retailer 2$39,528 NZD
Retailer 6$40,612 NZD
Retailer 5$41,724 NZD
MOH London$52,548 NZD

18 data points across 9 retailers

11 retailers$30,768 NZD to $41,724 NZD

A
Cheapest Retailer
-
$30,768 NZD
$17,341 USD
A
Retailer 2
-
$32,694 NZD
A$28,348 AUD
View
A
Retailer 3
-
$33,647 NZD
CA$26,338 CAD
View
Retailer 4
-
$34,171 NZD
$19,259 USD
View
Price last confirmed 42 days ago
Retailer 5
-
$35,756 NZD
$20,152 USD
View
Price last confirmed 14 days ago
B+
Retailer 6
-
$37,408 NZD
$21,083 USD
View
A
Retailer 7
-
$39,528 NZD
€21,217 EUR
View
Retailer 8
-
$40,484 NZD
$22,817 USD
View
Price last confirmed 42 days ago
Retailer 9
-
$40,612 NZD
$22,889 USD
View
Price last confirmed 13 days ago
B+
Retailer 10
-
$41,724 NZD
$23,516 USD
View
Most Expensive
MOH London
698FA0472 · Oct 19
$52,548 NZD
£23,320 GBP
View
Price last confirmed 13 days ago
10 more retailers have this diamond
Prices start from $30,768 NZDSave up to $10,956 NZD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
3.00ct Round
$30,768 NZD